Required skills
OHS in relation to operating machinery such as safely switching off machinery before cleaning is started
communication of ideas and information by labelling prepared screens
collecting, analysing and organising information by selecting the appropriate capillary fill-in according to job specifications
planning and organising activities by positioning light source prior to exposing the screen
teamwork when maintaining the production process in association with others
mathematical ideas and techniques by cutting capillary fill-in to size according to job specifications
problem-solving skills by retouching and taping damaged images
use of technology by using the vacuum frame and other equipment to prepare the stencil.
Required knowledge
health hazards and what safe working procedures should be in place when degreasing screens
significance of mesh count
need to have the correct tension on the screen
best screen mesh count for the application of a capillary stencil
chemicals that are used for degreasing screens
maintenance procedures that are there in place for equipment in the stencil preparation area
peculiarities of photographic capillary stencils
type of capillary film to be used
pollution and environmental concerns that are addressed when working with capillary films
wetting agents that are used to facilitate the application of the film to the screen
problems that are caused by dust on the surface of the mesh
position of film on the screen
problems that can occur from poor or incorrect mounting techniques
rectification of problems associated with mounting capillary film
OHS concerns that are there when exposing stencils
correct drying distance and drying time
effects of incorrect drying temperature
factors that indicate that drying is complete
need to dry film under safelight conditions
removal of the backing sheet removed
function and use of a light integrator
effect that the position, angle and distance of the light source has on the exposure process
effect that temperature, pressure and time taken has on the washing out process
importance of blotting up excess water from the stencil to prevent scum and streaking
completion of drying
bearing the ink used and the type of stencil on the type of blockout
preventive measures that can be taken to prevent pinholes
need to tape the edge of the frame
means that the screen is able to be identified at a later date
maintenance that should be carried out on exposing, washing and drying equipment
manuals, safety and other documentation that are relevant to this task and where are they kept and information that is included in these documents.